Points to a Unicode string to distinguish each conversion used within an application. For example:
SMTP.INBOUND.V1.0.0
Converts inbound SMTP messages for version 1.0 of a gateway.
SMTP.OUTBOUND.V1.0.0
Converts outbound SMTP messages for version 1.0 of a gateway.
lphSession
Points to the handle of the current MAPI logon session.
lpMDB
Points to an IMsgStore interface that is the message store.
lpAB
Points to an IAddrBook interface that is the address book.
pGatewayDefined
Points to an application-specific data structure. For example, a data structure containing a Boolean value indicating whether a TNEF encapsulation should be included on outgoing messages.
Remarks
For an example of how to initialize this structure, see the GWSAMPLE.C code sample. For information on the IAddrBook and IMsgStore interfaces, see the MAPI Programmer's Reference